Study: Daily Marijuana Use Does Not Shrink Your Brain

Study: Daily Marijuana Use Does Not Shrink Your Brain

BOULDER, CO — Daily marijuana use is not associated with brain shrinkage when using a like-for-like method to control for the effects of alcohol consumption on those who both drink and toke up, a new study from Colorado has found.

The study, led by neuroscientists at the University of Colorado at Boulder and published Jan. 28 in the Journal of Neuroscience, points to continued uncertainty about how pot use alters the structure of the brain. Even so, other studies have found the drug has short-term effects on learning and memory.

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